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| Terms for subject General (490894 entries) |
| X-ray photoelectronic spectrum | X 射线光电子光谱 | |
| X-ray photograph | X 射线照相 | |
| X-ray research quantometer | X 射线研究用剂量计 | |
| X-ray technique | X 射线伦琴射线技术 | |
| x-raying | X射线照射〔检査，分析，透视〕 | |
| x-rayogram | X射线图式〔照片〕 | |
| X-shape | X〔交叉〕形 | |
| X-shift | X轴偏移 | |
| X-shift | 沿X方向的位移〔移动〕 | |
| X-spread | 十字排列 | |
| X-stopper | ||
| X-tilt | X倾角 | |
| X-time | 火箭发射的准确时间 | |
| X-type | X型的 | |
| X-type V block | X形〔双面〕V形铁 | |
| X-unit | X单位X射线波长单位，等于10-13米 | |
| X-unit | X射线光波单位波长单位，1X = l0⁻¹¹厘米= 10⁻ 埃 | |
| X-velocity | X方向流速〔速度〕 | |
| X-wave | X轴向波 | |
| x-x time | 到发射的时间 |